On the proposed use of a portion of the Hetch Hetchy,
Eleanor and Cherry valleys within and near to the boundaries of the Stanislaus U. S. national forest reserve and the Yosemite national part as reservoirs for impounding Tuolumne river flood waters and appurtenant works for the water supply of San Francisco, California, and neighboring cities. A report to James Rolph, jr., mayor of San Francisco, and Percy V. Long, city attorney,
by John R. Freeman, civil engineer ... with letter of transmittal to the ... secretary of the interior and the Advisory board of army engineers. San Francisco, July 15, 1912.

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